1. A curing agent for a thermosetting resin, comprising a molecule carrying an associative group of formula (I):
in which:
R denotes a unit comprising at least one reactive functional group, selected from alcohol, thiol or amine functional group,
R\u2032 denotes a hydrogen atom,
A denotes an oxygen or sulfur atom.
2. The curing agent as claimed in claim 1, characterized in that R is chosen from H2N\u2014(CH2)n\u2014, HS\u2014(CH2)n\u2014 or HO\u2014(CH2)n\u2014, where n represents an integer between 1 and 18.
3. The curing agent as claimed in claim 1, characterized in that said molecule carrying an associative group is chosen from: 1-(2-aminoethyl)imidazoli-done, 1-(2-hydroxyethyl)imidazolidone, 1-(2-(2-aminoethyl)aminoethyl)imidazolidone, 1-(2-(2-{2-aminoethyl)amino}ethyl)aminoethyl)imidazolidone or N-(6-aminohexyl)-N\u2032-(6-methyl-4-oxo-1,4-dihydropy-rimidin-2-yl)urea.
4. The curing agent as claimed in claim 1, in combination with a cocuring agent, for improving the adhesion of said resin to a support.
5. The curing agent as claimed in claim 1 in combination with a cocuring compound chosen from alkyl- or arylamines and in particular ethylenediamine, diethylenetriamine, triethylenetetramine and tetraethylenepentamine, cyclic diamines, in particular 1-2-diaminocyclohexane, isophoronediamine or N,N\u2032-diisopropylisophoronediamine, aromatic primary diamines, in particular 4,4\u2032-methylenedianiline, 4,4\u2032-methylenebis(ortho-chloroaniline) or xylenediamine isomers, such as diethyltoluenediamine, hydroxyethyldiethylenetriamine, polyetheramines, BADGE-aliphatic amine adducts with an excess of amine functional groups relative to the glycidyls, polyamidoamines, polyamides, amidoamines, polymercaptans, the Mannich bases obtained by reaction between (poly)amine, formaldehyde and (alkyl)phenols, ketimines, dicyanodiamide, polyol epoxy resins and polyurethane-curing polyols.
6. The curing agent as claimed in claim 1, characterized in that the thermosetting resin is chosen from epoxy resins, polyurethane resins, polyester resins and unsaturated polyester resins.
7. The curing agent as claimed in claim 1, in which at least two thermosetting resins are employed.
8. The curing agent as claimed in claim 7, characterized in that the two resins are different.
9. The curing agent as claimed in claim 1, characterized in that the molecules carrying associative groups are used in combination with a cocuring agent at a content of 0.1 to 50% by weight, with respect to the total weight of the combination.
10. The curing agent as claimed in claim 1, characterized in that n is equal to 1 or 2, and in that the thermosetting resin is present in water or in an aqueous emulsion.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method of inventory allocation, the method comprising:
determining, by one or more processors of a computing device, a shipping cost sensitivity of each identifier of a plurality of identifiers of a plurality of items in an inventory, the shipping cost sensitivity of each identifier related to a sales volume, a billable weight and a shipping zone associated with the respective identifier;
ranking, by the one or more processors, the plurality of identifiers based at least in part on the shipping cost sensitivity of each identifier; and
determining, by the one or more processors, an order of allocation of the inventory of the plurality of items based at least in part on the ranking of the plurality of identifiers.
2. The method of claim 1, wherein the determining the shipping cost sensitivity of each identifier comprises determining the shipping cost sensitivity according to an expression as follows:
s=vF(w,z), and
wherein s denotes the shipping cost sensitivity of a respective identifier, v denotes sales volume in units of an item associated with the respective identifier, w denotes billable weight of the item associated with the respective identifier, z denotes shipping zone of the item associated with the respective identifier, and F(w, z) denotes a function of w and z.
3. The method of claim 1, further comprising:
determining, by the one or more processors, a back-haul percentage of each identifier of the plurality of identifiers, the back-haul percentage related to a back-haul volume of an item associated with a respective identifier of the plurality of identifiers shipped from a distribution center of a vendor to a physical store of the vendor by transportation operated by the vendor.
4. The method of claim 3, further comprising:
discounting the shipping cost sensitivity of the at least one or more identifiers of the plurality of identifiers by the back-haul percentage.
5. The method of claim 4, wherein the determining the shipping cost sensitivity of each identifier comprises determining the shipping cost sensitivity according to an expression as follows:
s=(1\u2212h)vF(w), and
wherein s denotes the shipping cost sensitivity of a respective identifier, h denotes the back-haul percentage of the respective identifier, v denotes sales volume in units of an item associated with the respective identifier, w denotes billable weight of the item associated with the respective identifier, and F(w) denotes a function of w.
6. The method of claim 5, wherein the determining the back-haul percentage of each identifier comprises estimating the back-haul percentage based on a weight of an item associated with a respective identifier according to an expression as follows:
h=a+bw,
wherein determining the shipping cost sensitivity of each identifier comprises determining the shipping cost sensitivity according to an expression as follows:
s=(1\u2212(a+bw))vF(w), and
wherein a denotes an intercept of a linear model of h, and b denotes a gradient of the linear model.
7. The method of claim 1, wherein a shipping cost sensitivity of a first identifier of the plurality of identifiers is higher than a shipping cost sensitivity of a second identifier of the plurality of identifiers, and wherein ranking the plurality of identifiers based at least in part on the shipping cost sensitivity of each identifier comprises ranking the first identifier higher than the second identifier such that the first identifier is allocated before the second identifier.
8. One or more computer-readable media storing computer-executable instructions that, when executed on one or more processors, causes the one or more processors to perform operations comprising:
determining a shipping cost sensitivity of each identifier of a plurality of identifiers of a plurality of items in an inventory, the shipping cost sensitivity of each identifier related to a sales volume, a billable weight and a shipping zone associated with the respective identifier; and
ranking the plurality of identifiers based at least in part on the shipping cost sensitivity of each identifier.
9. The one or more computer-readable media of claim 8, wherein the determining the shipping cost sensitivity of each identifier comprises determining the shipping cost sensitivity according to an expression as follows:
s=vF(w,z), and
wherein s denotes the shipping cost sensitivity of a respective identifier, v denotes sales volume in units of an item associated with the respective identifier, w denotes billable weight of the item associated with the respective identifier, z denotes shipping zone of the item associated with the respective identifier, and F(w, z) denotes a function of w and z.
10. The one or more computer-readable media of claim 9, wherein the operations further comprise:
determining a back-haul percentage of each identifier of the plurality of identifiers, the back-haul percentage related to a back-haul volume of an item associated with a respective identifier of the plurality of identifiers shipped from a distribution center of a vendor to a physical store of the vendor by transportation operated by the vendor.
11. The one or more computer-readable media of claim 10, wherein the operations further comprise:
discounting the shipping cost sensitivity of the at least one or more identifiers of the plurality of identifiers by the back-haul percentage.
12. The one or more computer-readable media of claim 11, wherein the determining the shipping cost sensitivity of each identifier comprises determining the shipping cost sensitivity according to an expression as follows:
s=(1\u2212h)vF(w), and
wherein h denotes the back-haul percentage of the respective identifier, and F(w) denotes a function of w.
13. The one or more computer-readable media of claim 12, wherein the determining the back-haul percentage of each identifier comprises estimating the back-haul percentage based on a weight of an item associated with a respective identifier according to an expression as follows:
h=a+bw,
wherein determining the shipping cost sensitivity of each identifier comprises determining the shipping cost sensitivity according to an expression as follows:
s=(1\u2212(a+bw))vF(w), and
wherein a denotes an intercept of a linear model of h, and b denotes a gradient of the linear model.
14. The one or more computer-readable media of claim 8, wherein a shipping cost sensitivity of a first identifier of the plurality of identifiers is higher than a shipping cost sensitivity of a second identifier of the plurality of identifiers, and wherein ranking the plurality of identifiers based at least in part on the shipping cost sensitivity of each identifier comprises ranking the first identifier higher than the second identifier such that the first identifier is allocated before the second identifier.
15. An apparatus comprising:
a memory configured to store data and one or more sets of instructions; and
one or more processors coupled to the memory, the one or more processors configured to execute the one or more sets of instructions and perform operations comprising:
determining a shipping cost sensitivity of each identifier of a plurality of identifiers of a plurality of items in an inventory, the shipping cost sensitivity of each identifier related to a sales volume, a billable weight and a shipping zone associated with the respective identifier;
ranking the plurality of identifiers based at least in part on the shipping cost sensitivity of each identifier;
determining an order of allocation of the inventory of the plurality of items based at least in part on the ranking of the plurality of identifiers; and
displaying the determined order of allocation of the inventory of the plurality of items.
16. The apparatus of claim 15, wherein the one or more processors determine the shipping cost sensitivity according to an expression as follows:
s=vF(w,z), and
wherein s denotes the shipping cost sensitivity of a respective identifier, v denotes sales volume in units of an item associated with the respective identifier, w denotes billable weight of the item associated with the respective identifier, z denotes shipping zone of the item associated with the respective identifier, and F(w, z) denotes a function of w and z.
17. The apparatus of claim 15, wherein the one or more processors further perform operations comprising:
determining a back-haul percentage of each identifier of the plurality of identifiers, the back-haul percentage related to a back-haul volume of an item associated with a respective identifier of the plurality of identifiers shipped from a distribution center of a vendor to a physical store of the vendor by transportation operated by the vendor; and
discounting the shipping cost sensitivity of the at least one or more identifiers of the plurality of identifiers by the back-haul percentage.
18. The apparatus of claim 17, wherein the one or more processors determine the shipping cost sensitivity according to an expression as follows:
s=(1\u2212h)vF(w), and
wherein s denotes the shipping cost sensitivity of a respective identifier, h denotes the back-haul percentage of the respective identifier, v denotes sales volume in units of an item associated with the respective identifier, w denotes billable weight of the item associated with the respective identifier, and F(w) denotes a function of w.
19. The apparatus of claim 18, wherein, in determining the back-haul percentage of each identifier, the one or more processors estimate the back-haul percentage based on a weight of an item associated with a respective identifier according to an expression as follows:
h=a+bw,
wherein the one or more processors determine the shipping cost sensitivity according to an expression as follows:
s=(1\u2212(a+bw))vF(w), and
wherein a denotes an intercept of a linear model of h, and b denotes a gradient of the linear model.
20. The apparatus of claim 15, wherein a shipping cost sensitivity of a first identifier of the plurality of identifiers is higher than a shipping cost sensitivity of a second identifier of the plurality of identifiers, and wherein the one or more processors rank the first identifier higher than the second identifier such that the first identifier is higher than the second identifier in the order of allocation of the inventory of the plurality of items.